For formats other than Standard, it is likely to see extremely wide play
Alphinaud Leveilleur* 4 Mana for Alphinaud is a lot, given what else you can get in card draw there, and the fact its only on your second spell each turn combined with a poor size make this a creature you probably leave out of your party, unless you are wanting to make use of its partner
Still, youd rather keep control of what you took than use it for other purposes, especially since these arent steal effects that return the property at the end of the turn
Three underperforming items and actions in the Amber-Amethyst Starter Deck Dinglehopper Part of Your World Hakuna Matata Three underperforming items and actions in the Emerald-Ruby Starter Deck Stampede Steal from the Rich Hes Got a Sword
Given the success of the Pillar of the Paruns decks on Magic Online, Im extremely excited for this archetype, as I think Modern Horizons completely takes the deck to another level, and it gets to play a ton of really sweet cards in a really good toolbox.
What truly matters when creating custom MTG cards is finding the right value-to-cost ratio for each one and considering appropriate levels of power for different rarities